If the instantaneous current in a circuit is given by I = A sin (wt) ampere, the RMS value of the current is:

PMC Practice 3
Physics
Alternating Current
Elimination Tool:

Weber x ampere per meter is equal to:

NUMS 2016
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

At what angle of projection of a projectile the range becomes half of its maximum value?

PMC 2020
Physics
Motion in Two Dimensions
Elimination Tool:

What is the change in kinetic energy of a proton when it is accelerated through a potential difference of 2MV?

PMC Sample 1
Physics
Electrostatics
Elimination Tool:

If a convex lens of focal length ‘f’ is cut into two identical halves along the lens diameter, the focal length
of each half is.

A mass has constant acceleration, what is true about the force applied on it?

NUMS 2016
Physics
Forces and Motion
Elimination Tool:

Electric flux Is positive when

Gamma rays are attracted towards

PMC Practice 11
Physics
Electronics
Elimination Tool:

Impedance of a circuit Is calculated as:

Two positive charges are separated by 3m. Another positive charge is placed between them. If the charge is moved along y axis the system will be in equilibrium

The cross product of three unit vectors (i, j, k) equals

An electron is situated midway between two parallel plates 0.5 cm apart. One of the plates is maintained at a potential of 60 volts above the other. The force on the electron is (e = -1.6×10-19)

NTS 2011
Physics
Electrostatics
Elimination Tool:

Is it possible to separate north pole only from bar magnet?

NUMS Mock 4
Physics
Magnetism and Electromagnetic Induction

Unit of power of a lens is

If peak voltage across a full wave rectifier is 20V then Vrms is:

PMC Practice 10
Physics
Electronics
Elimination Tool:

If the velocity of particle is varying linearly with time then shape of d-t curve would be

PMC Sample 2
Physics
Motion in Two Dimensions
Elimination Tool:

The light we see is:

PMC 2021 Tested
Physics
Electromagnetic Waves
Elimination Tool:

Minimum frequency below which no electrons are emitted from the metal surface is called ______ frequency.

NTS 2016 DUHS & JSMU
Physics
Dawn of Modern Physics
Elimination Tool:

How many types of modulations are possible with sinusoidal carrier?

NTS 2016 SMBBMC
Physics
Wave Motion and Sound
Elimination Tool:

Nuclear fission reaction takes place In controlled conditions by the

For projectile motion, in the absence of air resistance:

UHS 2019
Physics
Motion in Two Dimensions
Elimination Tool:

A particle of charge -0.04C is projected with speed 2 x 104 m/s into a uniform magnetic field ‘B’ of strength 0.5 T. If the particle’s velocity as it enters the field is perpendicular to ‘B’, what is the magnitude of the magnetic force on this particle:

NTS 2010
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

Two bodies are projected at an angle of ɑ and (90 – θ) to the horizontal with the same speed. The ratio between their time of flight is:

NUMS 2019 Cancelled
Physics
Motion in Two Dimensions
Elimination Tool:

Electromagnetic waves are produced due to flow of

Entropy is the measure of of a system

A body moving with velocity V can be stopped by a force F in direction of it. The same body moving with velocity 5 V can be stopped by a force 5F in distance equal to:

NUMS Mock 4
Physics
Forces and Motion

Which of the following series lies in the ultraviolet range:

PMC 2020
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

Final image produced by a compound microscope is

A body having translatory motion possesses _____ and _____. In the same way a body having rotatory motion possesses _______ and _______.

NTS 2015 SMBBMC
Physics
Circular Motion and Momentum
Elimination Tool:

Stokes’ Law for steady motion in a fluid of infinite extent is given by:

UHS 2012
Physics
Fluid Dynamics
Elimination Tool:

The rapid escape of air from a burst tyre is an example of:

NUMS 2020
Physics
Heat and Thermodynamics
Elimination Tool:

Which of the following Is not true about radioactivity?

A battery of 6 volts is connected to two resistors of 3 ohm and 2 ohm joined together in series. What will be the current through the circuit?

NTS 2016 SMBBMC
Physics
Current Electricity
Elimination Tool:

The distance between two fringes in double slit experiment is directly proportional to

A parallel plate capacitor has a capacitance C. If the distance between the two plates is halved, the capacitance will be?

NUMS Mock 3
Physics
Electrostatics

When a conductor moves In magnetic field the Induced emf Is

If the potential at a point which is 1m from a charge is 1 volt, then the potential at a point which is 2m from the same charge will be:

PMC 2020
Physics
Electrostatics
Elimination Tool:

When there is an increase in the length of the simple pendulum then its time period will:

NTS 2015 SMBBMC
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

In the SI system of units, the fundamental units of mass, time and length are ____, _____ and ______ respectively.

NUMS 2019 Reconduct
Physics
Measurements
Elimination Tool:

Projectile must be launched at which angle with the horizontal to attain maximum range?

NTS 2011
Physics
Motion in Two Dimensions
Elimination Tool:

Characteristic x-rays are produced by:

PMC 2021 Tested
Physics
Electromagnetic Waves
Elimination Tool:

The area under force-displacement graph gives us:

NUMS 2020
Physics
Forces and Motion
Elimination Tool:

If a convex lens of large aperture fails to converge the light rays incident on it to a single point, it is said to
suffer form

The SI unit of magnetic flux is Weber which is equivalent to:

NUMS 2019 Reconduct
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

If a closed surface contains two equal and opposite The net electric flux from the surface will be

Infrasonic waves have a frequency of:

PMC 2021 Tested
Physics
Electromagnetic Waves
Elimination Tool:

If the spring is halved, the new spring constant of each part will be:

The SI unit for intensity of sound is:

NTS 2015 SMBBMC
Physics
Wave Motion and Sound
Elimination Tool:

The wavenumber of a photon in Brackett series is 9/400 R then electron transited from orbit with the quantum number:

PMC Sample 2
Physics
Atomic Spectra
Elimination Tool:

When a train whistling passes near you, a considerable change in the pitch of the sound is heard. When the train is moving away, the pitch of the sound _____ whereas the pitch of the sound _____ when the train is approaching.

NTS 2019
Physics
Wave Motion and Sound
Elimination Tool:

A neutron collides with a stationary proton at rest. After collision

Which of the following rectifier uses a wheatstone bridge to rectify signals?

PMC Practice 13
Physics
Electronics
Elimination Tool:

Red light is used in photographic dark room because of:

NUMS Mock 4
Physics
Optics, Nature of Light and Optical Instruments

A 4.0 m long wire is subjected to stretching force and its length increases by 40 cm. The percent elongation which the wire undergoes is:

UHS 2013
Physics
Physics of Solids
Elimination Tool:

If the peak voltage is 9V, calculate the peak to peak voltage.

PMC Practice 8
Physics
Alternating Current
Elimination Tool:

A stone of mass 2.0 kg is dropped from a rest position 5.0 m above the ground. What is its velocity at a height of 3.0 m above the ground?

NUMS Mock 1
Physics
Forces and Motion

A car at rest starts moving with linear uniformly increasing velocity. After 20 seconds, it attains the maximum velocity of 80 m/s. What is the distance covered during this time interval?

NUMS 2019 Cancelled
Physics
Forces and Motion
Elimination Tool:

If v = a + bt, the dimensions of a and b are

Which of the following is CORRECT for photons?

PMC 2021 Tested
Physics
Electromagnetic Waves
Elimination Tool:

A standing-wave pattern is formed when the length of the string is:

PMC Sample 3
Physics
Wave Motion and Sound
Elimination Tool:

Displacement of an object with respect to a constant moving (v) frame in the same direction is:

PMC Sample 1
Physics
Forces and Motion
Elimination Tool:

Wavelength of X-rays is of the order of?

Incident rays of light parallel to the principal axis of a convex lens, after refraction by the lens, will:

NTS 2017
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

Resistivity of Hg is ohmmeter

A bullet of mass 20g leaves the gun with a velocity of 200 m/s. If the mass of gun is 2kg then the speed of recoil of the gun is:

NUMS 2019 Cancelled
Physics
Forces and Motion
Elimination Tool:

A nucleus weighs less than Its sum of nucleons, a quantity known as the

The electrical signals change into light signals for transmission through optical fibre. A light pulse
represent.

The half-life of Iodine Is

Scattering of photon by electron is termed as:

A wire has a spring constant of 5 x 104 N m-1. It is stretched by a force to extension of 1.4 mm. Calculate the strain energy stored in the wire.

UHS 2019
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

A metal sphere of radius r is dropped into a tank of water. As it sink at speed v, it experience a drag force F given by F= krv, where k is a constant: What are the SI base units of k?

ETEA 2017
Physics
Measurements
Elimination Tool:

1 degree Is equal to radians

If a certain region’s magnetic field is directed vertically up and a proton enters this field from the left side, it will go _________.

NUMS 2019 Reconduct
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

The amount of heat at constant volume is called as:

NTS 2013
Physics
Heat and Thermodynamics
Elimination Tool:

The power dissipated in a resistor is 12.8 watts when 4A current Is passed. Hw much power will be dissipated If 6A current Is passed through the same resistor?

At the instant the traffic light turns green, an automobile starts with a constant acceleration a of 2.1 m/s2. At the same instant a truck, traveling with a constant speed of 9.2 m/s, overtakes and passes the automobile. How far beyond the traffic signal will the automobile overtake the truck?

NTS 2010
Physics
Motion in Two Dimensions
Elimination Tool:

A nucleus consists of 11 protons and 12 neutrons. The conventional symbol of nucleus is:

NUMS Mock 3
Physics
Nuclear Physics

Laser beam can be used to generate three dimensional objects in a process called:

NUMS Mock 1
Physics
Optics, Nature of Light and Optical Instruments

Which of the following affects our eye?

The net charge flowing through any section of the conductor per unit time is known as?

NTS 2015 SMBBMC
Physics
Electrostatics
Elimination Tool:

The concept of work function was given by:

PMC Sample 2
Physics
Dawn of Modern Physics
Elimination Tool:

Which of the following can cause least Ionization but has high Penetrating Power?

If placed in contact, the focal length of the combination of two convex lenses of equal focal lengths f,
will be

An alpha particle is ejected from the nucleus of an atom. Which of the following answers describes the change in the nucleus of the atom?

NUMS Mock 3
Physics
Nuclear Physics

speed of sound is greatest in

v

The ionization energy of hydrogen is:

Ammeter Is a galvanometer with:

A sphere of charge +Q is fixed in a position. A smaller sphere of +q is placed near the larger sphere and released from the rest. The small sphere will move away from the large sphere with?

NTS 2014
Physics
Electrostatics
Elimination Tool:

If the waves interfere constructively, the amplitude of the resulting wave would be:

NUMS 2018
Physics
Wave Motion and Sound
Elimination Tool:

Electric conduction is high in:

NUMS 2016
Physics
Physics of Solids
Elimination Tool:

Momentum of a photon is?

PMC Practice 2
Physics
Dawn of Modern Physics
Elimination Tool:

The time rate of change of linear momentum of a body is equal to:

NUMS 2020
Physics
Forces and Motion
Elimination Tool: